Q&A: What could cause these clumps in my anhydrous balm?

In this month’s Q&A, Big G asked, Hi Susan, been subscribing for a while but this is my first time asking a question. I’ve been tweaking an anhydrous balm but my recent batch all had circles/clumps where the beeswax looks like it solidified separately from the rest of the constituents (not sure that’s what happened but…